Weather on May 15
Milwaukee, WI
55 Years of Data
Avg High
67°F
Avg Low
48°F
Warmest
2007
78°F avg
Coldest
1997
45°F avg
About This Date
May 15th in Milwaukee, WI typically brings mild spring weather, with average highs around 67°F and lows near 48°F. Over 55 years of records, the warmest May 15th was in 2007 (78°F average), while the coldest was 1997 (45°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 51% of May 15th dates historically, with the wettest May 15th recording 3.1" of rain. The last decade has been 4.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.9°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Milwaukee, WI? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 53° | 66° | — | — |
| 2024 | 55° | 46° | 51° | 0.03" | — |
| 2023 | 60° | 40° | 50° | 0.08" | — |
| 2022 | 73° | 59° | 66° | — | — |
| 2021 | 66° | 52° | 59° | 0.74" | — |
| 2020 | 77° | 47° | 62° | 0.56" | — |
| 2019 | 74° | 54° | 64° | — | — |
| 2018 | 70° | 49° | 59° | — | — |
| 2017 | 68° | 47° | 57° | 1.09" | — |
| 2016 | 56° | 36° | 46° | — | — |
| 2015 | 75° | 47° | 61° | 0.03" | — |
| 2014 | 54° | 36° | 45° | 0.91" | — |
| 2013 | 77° | 56° | 66° | — | — |
| 2012 | 85° | 48° | 66° | 0.18" | — |
| 2011 | 48° | 43° | 45° | 0.05" | — |
| 2010 | 58° | 44° | 51° | — | — |
| 2009 | 69° | 51° | 60° | — | — |
| 2008 | 67° | 38° | 52° | — | — |
| 2007warmest | 91° | 65° | 78° | — | — |
| 2006 | 60° | 47° | 53° | 0.05" | — |
| 2005 | 65° | 43° | 54° | 0.15" | — |
| 2004 | 54° | 41° | 47° | 2.29" | — |
| 2003 | 59° | 46° | 53° | 0.46" | — |
| 2002 | 66° | 40° | 53° | — | — |
| 2001 | 66° | 49° | 57° | 2.39" | — |
| 2000 | 61° | 42° | 51° | — | — |
| 1999 | 63° | 48° | 55° | — | — |
| 1998 | 80° | 60° | 70° | 0.1" | — |
| 1997coldest | 50° | 39° | 45° | 0.05" | — |
| 1996 | 50° | 43° | 46° | 1.02" | — |
| 1995 | 80° | 51° | 66° | — | — |
| 1994 | 78° | 45° | 61° | 0.05" | — |
| 1993 | 70° | 53° | 61° | — | — |
| 1992 | 67° | 48° | 57° | — | — |
| 1991 | 86° | 60° | 73° | — | — |
| 1990 | 55° | 44° | 50° | 0.23" | — |
| 1989 | 65° | 49° | 57° | 0.13" | — |
| 1988 | 81° | 59° | 70° | 0.13" | — |
| 1987 | 66° | 48° | 57° | — | — |
| 1986 | 59° | 52° | 55° | 2.03" | — |
| 1985 | 68° | 55° | 62° | 1.91" | — |
| 1984 | 55° | 41° | 48° | — | — |
| 1983 | 51° | 41° | 46° | — | — |
| 1982 | 82° | 55° | 69° | 0.51" | — |
| 1981 | 67° | 47° | 57° | — | — |
| 1980 | 62° | 47° | 54° | 0.36" | — |
| 1979 | 69° | 47° | 58° | — | — |
| 1978 | 61° | 46° | 53° | — | — |
| 1977 | 78° | 52° | 65° | — | — |
| 1976 | 60° | 52° | 56° | 3.1" | — |
| 1975 | 61° | 48° | 54° | — | — |
| 1974 | 61° | 48° | 54° | — | — |
| 1973 | 66° | 41° | 54° | — | — |
| 1972 | 62° | 51° | 57° | 0.56" | — |
| 1971 | 84° | 51° | 68° | 0.05" | — |
55 years of data from W ALLIS